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Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nft_set_rbtree.c21
1 files changed, 16 insertions, 5 deletions
diff --git a/net/netfilter/nft_set_rbtree.c b/net/netfilter/nft_set_rbtree.c
index 57123259452f..a9f804f7a04a 100644
--- a/net/netfilter/nft_set_rbtree.c
+++ b/net/netfilter/nft_set_rbtree.c
@@ -74,8 +74,13 @@ static bool __nft_rbtree_lookup(const struct net *net, const struct nft_set *set
parent = rcu_dereference_raw(parent->rb_left);
continue;
}
- if (nft_rbtree_interval_end(rbe))
- goto out;
+ if (nft_rbtree_interval_end(rbe)) {
+ if (nft_set_is_anonymous(set))
+ return false;
+ parent = rcu_dereference_raw(parent->rb_left);
+ interval = NULL;
+ continue;
+ }
*ext = &rbe->ext;
return true;
@@ -88,7 +93,7 @@ static bool __nft_rbtree_lookup(const struct net *net, const struct nft_set *set
*ext = &interval->ext;
return true;
}
-out:
+
return false;
}
@@ -139,8 +144,10 @@ static bool __nft_rbtree_get(const struct net *net, const struct nft_set *set,
if (flags & NFT_SET_ELEM_INTERVAL_END)
interval = rbe;
} else {
- if (!nft_set_elem_active(&rbe->ext, genmask))
+ if (!nft_set_elem_active(&rbe->ext, genmask)) {
parent = rcu_dereference_raw(parent->rb_left);
+ continue;
+ }
if (!nft_set_ext_exists(&rbe->ext, NFT_SET_EXT_FLAGS) ||
(*nft_set_ext_flags(&rbe->ext) & NFT_SET_ELEM_INTERVAL_END) ==
@@ -148,7 +155,11 @@ static bool __nft_rbtree_get(const struct net *net, const struct nft_set *set,
*elem = rbe;
return true;
}
- return false;
+
+ if (nft_rbtree_interval_end(rbe))
+ interval = NULL;
+
+ parent = rcu_dereference_raw(parent->rb_left);
}
}